134977764 has 12 divisors (see below), whose sum is σ = 314948144. Its totient is φ = 44992584.

The previous prime is 134977763. The next prime is 134977789. The reversal of 134977764 is 467779431.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (134977763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5624062 + ... + 5624085.

Almost surely, 2^134977764 is an apocalyptic number.

It is an amenable number.

134977764 is an abundant number, since it is smaller than the sum of its proper divisors (179970380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134977764 is a wasteful number, since it uses less digits than its factorization.

134977764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11248154 (or 11248152 counting only the distinct ones).

The product of its digits is 889056, while the sum is 48.

The square root of 134977764 is about 11617.9931141312. The cubic root of 134977764 is about 512.9646172527.

The spelling of 134977764 in words is "one hundred thirty-four million, nine hundred seventy-seven thousand, seven hundred sixty-four".